strong and , it has good wear resistance and tear strength. The pedals are clearly marked left and right for correct installation, anti-slip design. Sealed bearing, sealed dustcover dust, does not hinder the operation of the bearing, and prolongs the service life. Easy to install, It can be installed with a 15mm multi-tool wrench or a small adjustable wrench, convenient to take on and off. The pedals are suitable for indoor exercise bikes and bikes. Thread: 1/2 inch , 16/9 inch Colour:Black Material:PP+PVC Package Contents: 1 pair * Exercise Bike Pedals with Straps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.